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| author | David Woodhouse <dwmw2@infradead.org> | 2008-04-22 12:34:25 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2008-04-22 12:34:25 +0100 |
| commit | f838bad1b3be8ca0c785ee0e0c570dfda74cf377 (patch) | |
| tree | 5a842a8056a708cfad55a20fa8ab733dd94b0903 /fs/gfs2/glock.h | |
| parent | dd919660aacdf4adfcd279556aa03e595f7f0fc2 (diff) | |
| parent | 807501475fce0ebe68baedf87f202c3e4ee0d12c (diff) | |
| download | kernel_samsung_smdk4412-f838bad1b3be8ca0c785ee0e0c570dfda74cf377.tar.gz kernel_samsung_smdk4412-f838bad1b3be8ca0c785ee0e0c570dfda74cf377.tar.bz2 kernel_samsung_smdk4412-f838bad1b3be8ca0c785ee0e0c570dfda74cf377.zip | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'fs/gfs2/glock.h')
| -rw-r--r-- | fs/gfs2/glock.h | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/fs/gfs2/glock.h b/fs/gfs2/glock.h index 2f9c6d136b3..cdad3e6f815 100644 --- a/fs/gfs2/glock.h +++ b/fs/gfs2/glock.h @@ -32,24 +32,23 @@ #define GLR_TRYFAILED 13 #define GLR_CANCELED 14 -static inline int gfs2_glock_is_locked_by_me(struct gfs2_glock *gl) +static inline struct gfs2_holder *gfs2_glock_is_locked_by_me(struct gfs2_glock *gl) { struct gfs2_holder *gh; - int locked = 0; struct pid *pid; /* Look in glock's list of holders for one with current task as owner */ spin_lock(&gl->gl_spin); pid = task_pid(current); list_for_each_entry(gh, &gl->gl_holders, gh_list) { - if (gh->gh_owner_pid == pid) { - locked = 1; - break; - } + if (gh->gh_owner_pid == pid) + goto out; } + gh = NULL; +out: spin_unlock(&gl->gl_spin); - return locked; + return gh; } static inline int gfs2_glock_is_held_excl(struct gfs2_glock *gl) @@ -79,7 +78,6 @@ static inline int gfs2_glock_is_blocking(struct gfs2_glock *gl) int gfs2_glock_get(struct gfs2_sbd *sdp, u64 number, const struct gfs2_glock_operations *glops, int create, struct gfs2_glock **glp); -void gfs2_glock_hold(struct gfs2_glock *gl); int gfs2_glock_put(struct gfs2_glock *gl); void gfs2_holder_init(struct gfs2_glock *gl, unsigned int state, unsigned flags, struct gfs2_holder *gh); |